Harris County (Houston)
March
Weather in Harris County, Texas for March 2026
Your guide to Harris County weather in March - trends and predictions
Wind Advisory - See hour by hour.
Until now, March 2026 in Harris County is slightly cooler than the historical average by -0.7 °F.
The forecast for the upcoming days in Harris County predicts a temperature of 26.7 °F, which is slightly above the historical average.
In general, the average temperature in Harris County at the beginning of March is 24 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 26.9 °F by the end of March.
Harris County in March brings notable rainfall, with an average of 16 rainy days and a total precipitation of 84.6 mm.
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Temperatures
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15
Dry days
16
Rainy days
0
Snow days
23°/14°
Temperatures
20 km/h
Avg max wind
67 %
Avg humidity
Harris County Weather March
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Temperatures trend during March in Harris County
See the weather trend as well as the moving average line
March weather in Harris County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Mar. 1 |  Overcast | 23° /12° | 1.5 mm | 5 | |
| Mar. 2 |  Mist | 22° /13° | 0.4 mm | 5 | |
| Mar. 3 |  Sunny | 24° /13° | 0.6 mm | 5 | |
| Mar. 4 | Sunny | 25° /15° | 3.5 mm | 5 | |
| Mar. 5 |  Patchy rain possible | 25° /14° | 0.3 mm | 5 | |
| Mar. 6 | Overcast | 25° /16° | 0.2 mm | 5 | |
| Mar. 7 | Overcast | 24° /15° | 0.6 mm | 5 | |
| Mar. 8 | Light rain shower | 23° /14° | 6.5 mm | 4 | |
| Mar. 9 | Mist | 23° /13° | 0 mm | 5 | |
| Mar. 10 | Overcast | 24° /13° | 0.1 mm | 5 | |
| Mar. 11 | Overcast | 24° /13° | 5.6 mm | 5 | |
| Mar. 12 | Patchy rain possible | 23° /13° | 3.5 mm | 6 | |
| Mar. 13 | Overcast | 23° /13° | 0.1 mm | 5 | |
| Mar. 14 | Overcast | 24° /14° | 2.1 mm | 5 | |
| Mar. 15 | Overcast | 25° /15° | 1.1 mm | 5 | |
| Mar. 16 | Sunny | 23° /14° | 13.7 mm | 6 | |
| Mar. 17 | Sunny | 17° /2° | 0 mm | 1.5 | |
| Mar. 18 | Sunny | 24° /9° | 0 mm | 1.7 | |
| Mar. 19 | Mist | 26° /12° | 0 mm | 1.8 | |
| Mar. 20 | Sunny | 29° /15° | 0 mm | 1.8 | |
| Mar. 21 | Sunny | 30° /17° | 0 mm | 0 | |
| Mar. 22 | Sunny | 29° /19° | 0 mm | 6 | |
| Mar. 23 |  Partly cloudy | 29° /19° | 0 mm | 6 | |
| Mar. 24 | Partly cloudy | 28° /19° | 0 mm | 6 | |
| Mar. 25 |  Cloudy | 29° /21° | 0.1 mm | 5 | |
| Mar. 26 | Partly cloudy | 32° /21° | 0 mm | 7 | |
| Mar. 27 | Fog | 32° /21° | 0 mm | 6 | |
| Mar. 28 | Patchy rain possible | 24° /19° | 0.2 mm | 5 | |
| Mar. 29 | Partly cloudy | 23° /14° | 0 mm | 5 | |
| Mar. 30 | Cloudy | 22° /17° | 0.1 mm | 4 | |
| Mar. 31 |  Heavy rain at times | 26° /16° | 0.6 mm | 6 | |
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Important Notice
Our weather forecast for Harris County in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Harris County forecast closer to your planned date for the most up-to-date weather information.
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Harris County in March - FAQ
What are the expected maximum and minimum temperatures in Harris County during March?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Harris County during March?
Moderate rainfall is anticipated in Harris County during March, with a total of 84.6 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Harris County during March?
The average wind speed in Harris County during March is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
March rainfall patterns in Harris County
Explore the daily rainfall trends and prepare for Harris Countys March weather 💧
Typically, Harris County has 16 rainy days in March with a total of 84.6 mm of rainfall.
UV exposure in Harris County during March
Stay informed about UV levels for safe outdoor activities throughout the month of March ☀️
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Where is Harris County?Get accurate weather forecasts for Harris County, located at latitude 29.763 and longitude -95.363. Stay updated with localized weather information tailored for Harris County.
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